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Tuatara: Volume 4, Issue 2, December 1951
Contents
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- Sea-water Discolouration — by Brian Mck. Bary
- Living Fossils of The Plant Kingdom — The Psilotales — Tmesipteris and Psilotum — by Miriam A. Aiken
- Collection and Preservation of Insects — A Correction p. 53
- Type Terminology — by L. J. Rollo
- Collection of Animal Parasites — by Harold W. Manter
- New Zealand Lichens — — A Key to the Family Umbilicariaceae — by H. H. Allan
- A Guide to the Families and Genera of New Zealand Polychaetes* — by G. A. Knox
